AWS D17.3/D17.3M:2021
Specification for Friction Stir Welding of Aluminum Alloys for Aerospace Applications
standard by American Welding Society, 01/01/2021
AATCC EP13-2021
Evaluation Procedure for Electrical Resistance of Electronically Integrated Textiles
standard by American Association of Textile Chemists and Colorists, 2021